Allergy Maximum Strength NDC 51393-5001

NDC codes

FDA NDC Directory

Product NDC (as listed)51393-5001Labeler and product segments. Claims need a package NDC.

Product NDC at billing width51393-5001Add the package segment from the table below.

Package NDCs as listed with the FDA, and the 11-digit 5-4-2 form used on claims. The highlighted digit is the added leading zero.
Package NDC	11-digit (billing)	Package	Copy
51393-5001-1	51393500101	1 BOTTLE, DISPENSING in 1 CARTON (51393-5001-1) / 10 mL in 1 BOTTLE, DISPENSINGMarketed from Feb 1, 2019
51393-5001-3	51393500103	1 BOTTLE, DISPENSING in 1 CARTON (51393-5001-3) / 30 mL in 1 BOTTLE, DISPENSINGMarketed from Oct 15, 2021

How the 11-digit form is made: The package segment has 1 digit, so one leading zero is added to it (5-4-1 → 5-4-2). Formatting the NDC does not by itself make it billable — the product, package and quantity must match what was dispensed or administered, and payer rules apply. Conversion rules

Product information

Brand name (proprietary): Allergy Maximum StrengthSuffix: Maximum Strength
Generic name (nonproprietary): urtica dioica, althaea officinalis root, inula helenium root, angelica archangelica root, pine needle oil (pinus sylvestris), sodium chloride, and silicon dioxide
Active ingredients: Urtica dioica whole — 8 [hp_C]/100mLAlthaea officinalis root — 34 [hp_C]/100mLInula helenium root — 55 [hp_C]/100mLAngelica archangelica root — 89 [hp_C]/100mLPine needle oil (Pinus sylvestris) — 89 [hp_C]/100mLSodium chloride — 55 [hp_C]/100mLSilicon dioxide — 89 [hp_C]/100mL
Dosage form: Solution/ drops
Route: Sublingual
Labeler: Forces of Nature
Product type: Over-the-counter drug
Marketing category: Unapproved homeopathic
Marketing start: Feb 1, 2019
Listing expires: Dec 31, 2027
Identifiers: Product ID 51393-5001_4b453b93-21bd-b234-e063-6294a90afd0bSPL ID 4b453b93-21bd-b234-e063-6294a90afd0bSPL set ID 122ca23e-43f1-4e5c-afc2-1418b1717679UNII 710FLW4U46, TRW2FUF47H, E55SMD6DA8, DTN01M69SN, 5EXL5H740Y, 451W47IQ8X, ETJ7Z6XBU4

Billing references

What Med-Code can say about coding this product, and where each statement comes from. Nothing here is inferred from the name alone.

HCPCS codeNo match

No HCPCS code in Med-Code's directory. Sublingual products like this are usually dispensed by a pharmacy and billed by NDC.

NDC on a medical claim

N451393500101 followed by a unit qualifier and the quantity

Package 51393-5001-01. Unit qualifiers: F2 (international unit), GR (gram), ME (milligram), ML (milliliter), UN (unit (each)). The qualifier and quantity depend on what was given. About the N4 qualifier

Product label

Current FDA label (SPL), effective Feb 20, 2026.

Indications (excerpt from the label)

Uses For the temporary relief of allergy and hay fever symptoms including: Sneezing Runny Nose Itchy Eyes, Nose, Throat

Excerpt only. Read the full label for complete information.

Full label on DailyMed (opens in a new tab)